xref: /linux/sound/soc/tegra/tegra210_adx.h (revision a9e6060bb2a6cae6d43a98ec0794844ad01273d3)
1 /* SPDX-License-Identifier: GPL-2.0-only
2  * SPDX-FileCopyrightText: Copyright (c) 2021-2025 NVIDIA CORPORATION. All rights reserved.
3  *
4  * tegra210_adx.h - Definitions for Tegra210 ADX driver
5  *
6  */
7 
8 #ifndef __TEGRA210_ADX_H__
9 #define __TEGRA210_ADX_H__
10 
11 /* Register offsets from TEGRA210_ADX*_BASE */
12 #define TEGRA210_ADX_RX_STATUS		0x0c
13 #define TEGRA210_ADX_RX_INT_STATUS	0x10
14 #define TEGRA210_ADX_RX_INT_MASK	0x14
15 #define TEGRA210_ADX_RX_INT_SET		0x18
16 #define TEGRA210_ADX_RX_INT_CLEAR	0x1c
17 #define TEGRA210_ADX_RX_CIF_CTRL	0x20
18 #define TEGRA210_ADX_TX_STATUS		0x4c
19 #define TEGRA210_ADX_TX_INT_STATUS	0x50
20 #define TEGRA210_ADX_TX_INT_MASK	0x54
21 #define TEGRA210_ADX_TX_INT_SET		0x58
22 #define TEGRA210_ADX_TX_INT_CLEAR	0x5c
23 #define TEGRA210_ADX_TX1_CIF_CTRL	0x60
24 #define TEGRA210_ADX_TX2_CIF_CTRL	0x64
25 #define TEGRA210_ADX_TX3_CIF_CTRL	0x68
26 #define TEGRA210_ADX_TX4_CIF_CTRL	0x6c
27 #define TEGRA210_ADX_ENABLE		0x80
28 #define TEGRA210_ADX_SOFT_RESET		0x84
29 #define TEGRA210_ADX_CG			0x88
30 #define TEGRA210_ADX_STATUS		0x8c
31 #define TEGRA210_ADX_INT_STATUS		0x90
32 #define TEGRA210_ADX_CTRL		0xa4
33 #define TEGRA210_ADX_IN_BYTE_EN0	0xa8
34 #define TEGRA210_ADX_IN_BYTE_EN1	0xac
35 #define TEGRA210_ADX_CFG_RAM_CTRL	0xb8
36 #define TEGRA210_ADX_CFG_RAM_DATA	0xbc
37 
38 #define TEGRA264_ADX_CYA		0xb8
39 #define TEGRA264_ADX_CFG_RAM_CTRL	0xc0
40 #define TEGRA264_ADX_CFG_RAM_DATA	0xc4
41 
42 /* Fields in TEGRA210_ADX_ENABLE */
43 #define TEGRA210_ADX_ENABLE_SHIFT			0
44 
45 /* Fields in TEGRA210_ADX_CFG_RAM_CTRL */
46 #define TEGRA210_ADX_CFG_RAM_CTRL_RAM_ADDR_SHIFT	0
47 
48 #define TEGRA210_ADX_CFG_RAM_CTRL_RW_SHIFT		14
49 #define TEGRA210_ADX_CFG_RAM_CTRL_RW_WRITE		(1 << TEGRA210_ADX_CFG_RAM_CTRL_RW_SHIFT)
50 
51 #define TEGRA210_ADX_CFG_RAM_CTRL_ADDR_INIT_EN_SHIFT	13
52 #define TEGRA210_ADX_CFG_RAM_CTRL_ADDR_INIT_EN		(1 << TEGRA210_ADX_CFG_RAM_CTRL_ADDR_INIT_EN_SHIFT)
53 
54 #define TEGRA210_ADX_CFG_RAM_CTRL_SEQ_ACCESS_EN_SHIFT	12
55 #define TEGRA210_ADX_CFG_RAM_CTRL_SEQ_ACCESS_EN		(1 << TEGRA210_ADX_CFG_RAM_CTRL_SEQ_ACCESS_EN_SHIFT)
56 
57 /* Fields in TEGRA210_ADX_SOFT_RESET */
58 #define TEGRA210_ADX_SOFT_RESET_SOFT_RESET_SHIFT	0
59 #define TEGRA210_ADX_SOFT_RESET_SOFT_RESET_MASK		(1 << TEGRA210_ADX_SOFT_RESET_SOFT_RESET_SHIFT)
60 #define TEGRA210_ADX_SOFT_RESET_SOFT_EN			(1 << TEGRA210_ADX_SOFT_RESET_SOFT_RESET_SHIFT)
61 #define TEGRA210_ADX_SOFT_RESET_SOFT_DEFAULT		(0 << TEGRA210_ADX_SOFT_RESET_SOFT_RESET_SHIFT)
62 
63 #define TEGRA210_ADX_AUDIOCIF_CH_STRIDE		4
64 #define TEGRA210_ADX_RAM_DEPTH			16
65 #define TEGRA210_ADX_MAP_STREAM_NUMBER_SHIFT	6
66 #define TEGRA210_ADX_MAP_WORD_NUMBER_SHIFT	2
67 #define TEGRA210_ADX_MAP_BYTE_NUMBER_SHIFT	0
68 #define TEGRA210_ADX_BYTE_MASK_COUNT		2
69 #define TEGRA210_ADX_MAX_CHANNEL		16
70 #define TEGRA210_ADX_CYA_OFFSET			0
71 
72 #define TEGRA264_ADX_RAM_DEPTH			32
73 #define TEGRA264_ADX_BYTE_MASK_COUNT		4
74 #define TEGRA264_ADX_MAX_CHANNEL		32
75 #define TEGRA264_ADX_CYA_OFFSET			8
76 
77 #define TEGRA_ADX_IN_DAI_ID			4
78 
79 struct tegra210_adx_soc_data {
80 	const struct regmap_config *regmap_conf;
81 	const struct snd_kcontrol_new *controls;
82 	unsigned int num_controls;
83 	unsigned int max_ch;
84 	unsigned int ram_depth;
85 	unsigned int byte_mask_size;
86 	unsigned int cya_offset;
87 };
88 
89 struct tegra210_adx {
90 	struct regmap *regmap;
91 	unsigned int *map;
92 	unsigned int *byte_mask;
93 	const struct tegra210_adx_soc_data *soc_data;
94 };
95 
96 #endif
97